0_0_14808346_10615.cpp 0_0_14808346_10615.cpp(30) : error C2065: “i”: 未声明的标识符 0_0_14808346_10615.cpp(32) : error C2065: “i”: 未声明的标识符 0_0_14808346_10615.cpp(32) : error C2660: “gcd”: 函数不接受 1 个参数